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| 溶剂型涂料用纳米CaCO_3的表面改性及表征 | |
| 引用本文： | 王训遒,徐燏,蒋登高,陈静波.溶剂型涂料用纳米CaCO_3的表面改性及表征[J].纳米技术与精密工程,2010,8(4). |
| 作者姓名： | 王训遒 徐燏 蒋登高 陈静波 |
| 作者单位： | 1. 郑州大学化工与能源学院,郑州,450001 2. 郑州大学化工与能源学院,郑州,450001;濮阳职业技术学院石油化工与环境工程系,濮阳,457000 3. 郑州大学材料科学与工程学院,郑州,450001 |
| 基金项目： | 河南省高校青年骨干教师资助项目，郑州大学引进人才科研项目 |
| 摘 要： | 采用复合改性剂对纳米CaCO3进行了改性,探讨了转速、改性剂用量、乳化温度、乳化时间和保温时间等因素对纳米CaCO3表面改性的影响,并优化出了最佳操作工艺条件:转速16 000 r/min、改性剂用量4%(质量分数)、乳化温度75℃、乳化时间60 min和保温时间40 min.通过透射电子显微镜、红外光谱和热分析对纳米CaCO3的改性效果进行了评价.结果表明,纳米CaCO3与改性剂间产生了化学吸附和物理吸附,其亲油性显著提高.与未添加纳米CaCO3的传统环氧涂料相比,改性纳米CaCO3复合涂料的耐水性、耐盐水性和耐盐雾性等显著改善. |
| 关 键 词： | 纳米CaCO3 表面改性 改性剂 溶剂型涂料 |
Surface Modification and Characterization of Nanometer Calcium Carbonate for Oil Coatings |
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| WANG Xun-qiu,XU Yu,JIANG Deng-gao,CHEN Jing-bo.Surface Modification and Characterization of Nanometer Calcium Carbonate for Oil Coatings[J].Nanotechnology and Precision Engineering,2010,8(4). | |
| Authors: | WANG Xun-qiu XU Yu JIANG Deng-gao CHEN Jing-bo |
| Affiliation: | 1.School of Chemical and Energy Engineering; Zhengzhou University; Zhengzhou 450001; China; 2.Department of Petrochemical and Environmental Engineering; Puyang Vocational and Technical College; Puyang 457000; 3.School of Materials Science and Engineering; China); |
| Abstract: | Surface modification of nanometer calcium carbonate(nano-CaCO3) was conducted with composite modifiers and the influence of rotation speed,modifier dosage,emulsification temperature,emulsification time and heat aging time after emulsification on the surface modification of nano-CaCO3 was studied,from which the optimized conditions for the process were determined,including rotation speed of 16 000 r/min,modifier dosage of 4%(mass fraction),emulsification temperature of 75 ℃,emulsification time of 60 min and ... |
| Keywords: | nanometer calcium carbonate surface modification modifier oil coating |
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